@misc{cryptoeprint:2011:037,
    author = {Mario Lamberger and Florian Mendel},
    title = {Higher-Order Differential Attack on Reduced SHA-256},
    howpublished = {Cryptology ePrint Archive, Report 2011/037},
    year = {2011},
    url = {http://eprint.iacr.org/2011/037},
}